61107540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 185808000

約数和(自身を除く): 124700460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 157, 195, 260, 314, 390, 471, 499, 628, 780, 785, 942, 998, 1497, 1570, 1884, 1996, 2041, 2355, 2495, 2994, 3140, 4082, 4710, 4990, 5988, 6123, 6487, 7485, 8164, 9420, 9980, 10205, 12246, 12974, 14970, 19461, 20410, 24492, 25948, 29940, 30615, 32435, 38922, 40820, 61230, 64870, 77844, 78343, 97305, 122460, 129740, 156686, 194610, 235029, 313372, 389220, 391715, 470058, 783430, 940116, 1018459, 1175145, 1566860, 2036918, 2350290, 3055377, 4073836, 4700580, 5092295, 6110754, 10184590, 12221508, 15276885, 20369180, 30553770, 61107540]

約数ペア:

[(1, 61107540), (2, 30553770), (3, 20369180), (4, 15276885), (5, 12221508), (6, 10184590), (10, 6110754), (12, 5092295), (13, 4700580), (15, 4073836), (20, 3055377), (26, 2350290), (30, 2036918), (39, 1566860), (52, 1175145), (60, 1018459), (65, 940116), (78, 783430), (130, 470058), (156, 391715), (157, 389220), (195, 313372), (260, 235029), (314, 194610), (390, 156686), (471, 129740), (499, 122460), (628, 97305), (780, 78343), (785, 77844), (942, 64870), (998, 61230), (1497, 40820), (1570, 38922), (1884, 32435), (1996, 30615), (2041, 29940), (2355, 25948), (2495, 24492), (2994, 20410), (3140, 19461), (4082, 14970), (4710, 12974), (4990, 12246), (5988, 10205), (6123, 9980), (6487, 9420), (7485, 8164)]